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图8 宜昌地区寒武系地层裂缝发育模式

Fig.8 Crack development pattern in Yichang slope area①宜地2井天河板组裂缝性气藏发生井喷；②阳页1井中、上寒武统地层重复；③灯影组—石龙洞组多次发生井漏和放空现象